M2.8 earthquake 17 km SSE of Lincoln, Montana

A magnitude 2.8 earthquake struck 17 km SSE of Lincoln, Montana on Thu, Nov 9, 2017, 9:39 PM MST (04:39 UTC), 7 km (5 mi) below the surface.

A larger quake followed: M3.6 13 km SSW of Lincoln, Montana. This one was a foreshock.

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
2.8	ML, local (Richter)	USGS National Earthquake Information Center	Preferred · Reviewed · ±0.055 · 44 stations
3.16	ML, local (Richter)	Montana Bureau of Mines and Geology	Final · ±0.191 · 23 stations

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

Reviewed by a seismologist.

Distance and direction from each place to the epicenter, with its forecast.

Within 100 km, magnitude 1.5 and up: 65 in the 60 days after this one and 61 in the 30 days before it.

The first 60 of 65.

From the USGS Earthquake Hazards Program and its partner networks, event us2000blaf (also filed as mb80268949). Read Sun, Oct 4, 2026, 8:47 AM UTC.